FEATHERSTONE; JOHN L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for FEATHERSTONE; JOHN L..The latest application filed is for "system for recovery of lithium from a geothermal brine".
- FEATHERSTONE; JOHN L. - EL CENTRO CA
- Featherstone; John L. - Calipatria CA
| Patent | Date |
|---|---|
| Process For Recovery Of Lithium From A Geothermal Brine App 20200189925 - FEATHERSTONE; JOHN L. ; et al. | 2020-06-18 |
| System For Recovery Of Lithium From A Geothermal Brine App 20200189924 - FEATHERSTONE; JOHN L. ; et al. | 2020-06-18 |
| System and process for recovery of lithium from a geothermal brine Grant 10,604,414 - Featherstone , et al. | 2020-03-31 |
| System And Process For Recovery Of Lithium From A Geothermal Brine App 20190248667 - FEATHERSTONE; JOHN L. ; et al. | 2019-08-15 |
| Hydrogen sulfide abatement in geothermal facilities Grant 9,828,264 - Jacobs , et al. November 28, 2 | 2017-11-28 |
| Hydrogen Sulfide Abatement In Geothermal Facilities App 20160023927 - Jacobs; Gregory ; et al. | 2016-01-28 |
| Process For Depleting Calcium And/or Iron From Geothermal Brines App 20150076064 - FEATHERSTONE; John L. ; et al. | 2015-03-19 |
| Process for depleting calcium and/or iron from geothermal brines Grant 8,894,865 - Featherstone , et al. November 25, 2 | 2014-11-25 |
| Clarifier And Launder Systems App 20130186809 - FEATHERSTONE; John L. | 2013-07-25 |
| Process For Depleting Calcium And/or Iron From Geothermal Brines App 20130068697 - FEATHERSTONE; John L. ; et al. | 2013-03-21 |
| Method of removing iron and calcium from a geothermal brine Grant 8,313,653 - Featherstone , et al. November 20, 2 | 2012-11-20 |
| Process For Producing Electrolytic Manganese Dioxide App 20110049062 - FEATHERSTONE; John L. ; et al. | 2011-03-03 |
| Process for producing electrolytic manganese dioxide Grant 7,776,202 - Featherstone , et al. August 17, 2 | 2010-08-17 |
| Process for producing electrolytic manganese dioxide App 20040149590 - Featherstone, John L. ; et al. | 2004-08-05 |
| Process for producing electrolytic manganese dioxide from geothermal brines Grant 6,682,644 - Featherstone , et al. January 27, 2 | 2004-01-27 |
| Process For Producing Electrolytic Manganese Dioxide From Geothermal Brines App 20030226761 - Featherstone, John L. ; et al. | 2003-12-11 |
| Recovery of zinc from geothermal brines Grant 6,458,184 - Featherstone October 1, 2 | 2002-10-01 |
| Recovery of zinc from geothermal brines App 20010000597 - Featherstone, John L. | 2001-05-03 |
| Method for cleaning fouled ion exchange resins Grant 6,080,696 - Duke , et al. June 27, 2 | 2000-06-27 |
| Use of added water to achieve 100% injection weight in geothermal operations Grant 5,413,718 - Gallup , et al. May 9, 1 | 1995-05-09 |
| Brine treatment Grant 5,145,656 - Gallup , et al. September 8, 1 | 1992-09-08 |
| Treatment of brine Grant 5,145,515 - Gallup , et al. September 8, 1 | 1992-09-08 |
| Process for treating ammonia and nitrite containing waters to prevent nitric oxide emissions therefrom Grant 5,032,284 - Gallup , et al. July 16, 1 | 1991-07-16 |
| Method of filtering a brine Grant 4,978,457 - Gallup , et al. December 18, 1 | 1990-12-18 |
| Injection nozzle Grant 4,573,803 - Gritters , et al. March 4, 1 | 1986-03-04 |
| Hydrofoil injection nozzle Grant 4,564,298 - Gritters , et al. January 14, 1 | 1986-01-14 |
| Acidifiction of steam condensate for incompatibility control during mixing with geothermal brine Grant 4,522,728 - Gallup , et al. June 11, 1 | 1985-06-11 |
| Geothermal plant silica control system Grant 4,429,535 - Featherstone February 7, 1 | 1984-02-07 |
| Geothermal plant fluid reinjection system Grant 4,428,200 - McCabe , et al. January 31, 1 | 1984-01-31 |
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